Table 2 Phytochemical screening of the aqueous extract of A. remota
Tests | Reagents | Inferences |
|---|---|---|
Alkaloids | Dragendorff’s | − |
Mayer’s | − | |
Anthraquinones | Test for free anthraquinones | − |
Test for o-anthraquinone glycosides | − | |
Flavonoids | 10% Lead acetate | + |
Sodium hydroxide | + | |
Ethyl acetate | + | |
Phenolic compounds | Ferric chloride and potassium ferrocyanide | + |
Saponins | Froth test | + |
Steroidal compounds | Acetic anhydride and conc. Sulfuric acid | + |
Chloroform and conc. Sulfuric acid | + | |
Tannins | Ferric chloride | + |
Aqueous hydrochloric acid | + | |
Formaldehyde | + | |
Modified iron complex | + |